Freeze Warning issued September 30 at 11:58PM CDT until October 2 at 9:00AM CDT by NWS Duluth MN

* WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...Koochiching, Central St. Louis, and North St. Louis Counties. * WHEN...From midnight Thursday Night to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.…